JPH08248433A - Liquid crystal display device - Google Patents
Liquid crystal display deviceInfo
- Publication number
- JPH08248433A JPH08248433A JP7048700A JP4870095A JPH08248433A JP H08248433 A JPH08248433 A JP H08248433A JP 7048700 A JP7048700 A JP 7048700A JP 4870095 A JP4870095 A JP 4870095A JP H08248433 A JPH08248433 A JP H08248433A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- wiring board
- crystal panel
- display device
- crystal display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/50—Protective arrangements
- G02F2201/503—Arrangements improving the resistance to shock
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、液晶表示装置に係り、
詳しくは液晶パネルを駆動するための配線基板の支持構
造に特徴と備えた液晶表示装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid crystal display device,
More specifically, the present invention relates to a liquid crystal display device having a characteristic in a supporting structure of a wiring board for driving a liquid crystal panel.
【０００２】[0002]
【従来の技術】従来からの液晶表示装置を平面視する
と、例えば図８に示す構造となっている。液晶パネル１
は２枚のガラス基板の間に液晶が挟み込まれており、そ
の上下面に偏光フィルム（不図示）が貼り付けられてい
て、偏光板の機能を合わせ持っている。また、液晶駆動
用ドライバーＩＣ４ａは、フレキシブル基材からなるＴ
ＣＰ（Ｔａｐｅ Ｃａｒｒｉｅｒ Ｐａｃｋａｇｅ）４
にＴＡＢ方式により搭載されており、液晶パネル１と配
線基板５とに電気的に接合されている。なお、該配線基
板５はドライバーＩＣ４ａに信号電力を供給するための
リジット基板である。2. Description of the Related Art A plan view of a conventional liquid crystal display device has, for example, a structure shown in FIG. LCD panel 1
The liquid crystal is sandwiched between two glass substrates, and a polarizing film (not shown) is attached to the upper and lower surfaces of the liquid crystal, which also functions as a polarizing plate. Further, the liquid crystal driving driver IC 4a is a T made of a flexible base material.
CP (Tape Carrier Package) 4
It is mounted by the TAB method and is electrically joined to the liquid crystal panel 1 and the wiring board 5. The wiring board 5 is a rigid board for supplying signal power to the driver IC 4a.
【０００３】また、図に示すように、液晶パネル１の接
続電極１１は、ＴＰＣ４の出力側アウターリードと接続
されており、ＴＰＣ４の入力側アウターリード４１は配
線基板５の電極と接続されている。なお、図中の符号６
４は配線基板５をパネル固定板２に固定するための抑え
板である。Further, as shown in the figure, the connection electrode 11 of the liquid crystal panel 1 is connected to the output side outer lead of the TPC 4, and the input side outer lead 41 of the TPC 4 is connected to the electrode of the wiring board 5. . In addition, reference numeral 6 in the drawing
Reference numeral 4 is a holding plate for fixing the wiring board 5 to the panel fixing plate 2.
【０００４】また、図９は、図８のＣ−Ｃ線による断面
図であり、パネル固定板２の開口部周辺部に接着剤３を
塗布して、この上に液晶パネルを載せて接着、固定した
後、該配線基板５を抑え板６４を使用してパネル固定板
２上に固定する。該パネル固定板２には、配線基板５を
支持するリブ６３が形成されている。なお、図１０は、
図８のＤ−Ｄ線による断面図である。FIG. 9 is a sectional view taken along the line CC of FIG. 8, in which the adhesive 3 is applied to the peripheral portion of the opening of the panel fixing plate 2, and the liquid crystal panel is placed on and adhered thereto. After fixing, the wiring board 5 is fixed on the panel fixing plate 2 by using the holding plate 64. Ribs 63 that support the wiring substrate 5 are formed on the panel fixing plate 2. In addition, in FIG.
It is sectional drawing by the DD line of FIG.
【０００５】[0005]
【発明が解決しようとする課題】しかし、上記液晶表示
装置の場合、以下ようなの問題があった。However, the above liquid crystal display device has the following problems.
【０００６】図１１に示すように、液晶装置に例えば＋
Ｙ方向に衝撃が加わった場合、液晶パネル１も＋Ｙ方向
に移動し、パネル固定板２は同図のように弓なりに変形
し、接着剤３は圧縮される。この時のパネル固定板２の
変形と接着剤３の縮みにより、パネル固定板２に固定さ
れている液晶パネル１と配線基板５の相対位置が変化す
る。この変化量をフレキシブルな基材で構成されている
ＴＣＰ４が変形を起こし、吸収しようとする。しかし、
変形量が大きいためにＴＣＰ４が破壊に至る場合があ
る。[0006] As shown in FIG.
When a shock is applied in the Y direction, the liquid crystal panel 1 also moves in the + Y direction, the panel fixing plate 2 is deformed into a bow shape as shown in the figure, and the adhesive 3 is compressed. Due to the deformation of the panel fixing plate 2 and the contraction of the adhesive 3 at this time, the relative positions of the liquid crystal panel 1 and the wiring board 5 fixed to the panel fixing plate 2 change. The TCP 4 formed of a flexible base material deforms and tries to absorb this change amount. But,
Due to the large amount of deformation, TCP4 may be destroyed.
【０００７】また、衝撃や振動により配線基板５自体が
変形し、ＴＣＰ４にストレスがかかり破壊に至る場合が
ある。In addition, the wiring board 5 itself may be deformed due to impact or vibration, and the TCP 4 may be stressed and may be destroyed.
【０００８】本発明は、衝撃や振動によってＴＣＰが破
壊されにくいような配線基板支持構造を備えた液晶表示
装置の提供を目的としている。An object of the present invention is to provide a liquid crystal display device having a wiring board support structure in which TCP is less likely to be damaged by shock or vibration.
【０００９】[0009]
【課題を解決するための手段】本発明は、液晶パネル
と、該液晶パネルを駆動する駆動素子を搭載したテープ
キャリアと、前記駆動素子に電力・信号を供給する配線
基板と、前記液晶パネル及び前記配線基板を固定・支持
する固定板とを備え、前記テープキャリアの出力端子が
前記液晶パネルの周辺部に設けられた電極端子に接続さ
れ、前記テープキャリアの入力端子が前記配線基板に接
続された液晶表示装置において、前記配線基板を液晶パ
ネル方向に２等分する線よりも液晶パネルから遠い側に
該配線基板を支持する第１の支持部を設けたことを特徴
としている。According to the present invention, there is provided a liquid crystal panel, a tape carrier on which a drive element for driving the liquid crystal panel is mounted, a wiring board for supplying electric power and signals to the drive element, the liquid crystal panel, and A fixing plate for fixing and supporting the wiring board, wherein output terminals of the tape carrier are connected to electrode terminals provided in a peripheral portion of the liquid crystal panel, and input terminals of the tape carrier are connected to the wiring board. The liquid crystal display device is characterized in that a first supporting portion for supporting the wiring board is provided on a side farther from the liquid crystal panel than a line that divides the wiring board in the direction of the liquid crystal panel.
【００１０】この場合に、第１の支持部は、前記固定板
に設けられた３個以上の凸部とすることが好ましく、隣
り合うテープキャリア間に設けるか、テープキャリアの
入力端子の直下に設けるとよい。In this case, the first supporting portion is preferably three or more convex portions provided on the fixing plate, and is provided between adjacent tape carriers or directly below the input terminal of the tape carrier. It is good to provide.
【００１１】また、本発明に係る液晶表示装置は、前記
配線基板を挟んで前記第１の支持部に対向する位置に、
該配線基板を支持するための第２の支持部を設けたこと
を特徴としている。Further, in the liquid crystal display device according to the present invention, at a position facing the first supporting portion with the wiring board interposed therebetween,
It is characterized in that a second support portion for supporting the wiring board is provided.
【００１２】その際に、前記第２の支持部は、液晶パネ
ルの上面に配置された筺体部材に設けると好都合であ
る。なお、第１，２の少なくとも一方の支持部は弾性部
材で構成されるとよい。At this time, it is convenient to provide the second supporting portion on a housing member arranged on the upper surface of the liquid crystal panel. In addition, at least one of the first and second supporting portions may be formed of an elastic member.
【００１３】更に、前記配線基板と、前記第１の支持部
及び第２の支持部との間にはそれぞれ若干の隙間が形成
されている。Further, a slight gap is formed between the wiring board and each of the first support portion and the second support portion.
【００１４】また、本発明は、前記液晶パネルに強誘電
性液晶パネルを用いている。Further, according to the present invention, a ferroelectric liquid crystal panel is used as the liquid crystal panel.
【００１５】[0015]
【作用】本発明は、上述のように構成されているので、
強い衝撃や振動が液晶パネルに加わっても、配線基板自
体が傾いてＴＣＰの破壊や電気接合部の外れを防ぐこと
ができ、信頼性の高い液晶表示装置を提供することがで
きる。Since the present invention is constructed as described above,
Even if a strong shock or vibration is applied to the liquid crystal panel, the wiring substrate itself can be tilted to prevent the TCP from being broken and the electric junction from coming off, and thus a highly reliable liquid crystal display device can be provided.
【００１６】[0016]
【実施例】本発明の実施例を図面を参照して説明する。
なお、従来の技術の項で説明したものと同一または相当
する部分には同一符号を付す。An embodiment of the present invention will be described with reference to the drawings.
Note that the same or corresponding parts as those described in the section of the related art are designated by the same reference numerals.
【００１７】図１に示すように、液晶パネル１は２枚の
ガラス基板の間に液晶が挟み込まれており、その上下面
に偏光フィルム（不図示）が貼り付けられていて、偏光
板の機能を合わせ持っている。また、液晶駆動用のドラ
イバーＩＣ４ａは、フレキシブル基材からなるＴＣＰ４
に搭載されており、液晶パネル１と配線基板５に電気的
に接合されている。なお、該配線基板５はドライバーＩ
Ｃ４ａに信号電力を供給するためのリジット基板であ
る。As shown in FIG. 1, the liquid crystal panel 1 has a liquid crystal sandwiched between two glass substrates, and a polarizing film (not shown) is attached to the upper and lower surfaces thereof to function as a polarizing plate. I have both. Further, the driver IC 4a for driving the liquid crystal is TCP4 made of a flexible base material.
And is electrically connected to the liquid crystal panel 1 and the wiring board 5. The wiring board 5 is a driver I
It is a rigid board for supplying signal power to C4a.
【００１８】また、図に示すように、液晶パネル１の接
続電極１１は、ＴＰＣ４の出力側アウターリードと接続
されており、ＴＰＣ４の入力側アウターリード（入力端
子）４１は配線基板５の電極と接続されている。Further, as shown in the figure, the connection electrode 11 of the liquid crystal panel 1 is connected to the output side outer lead of the TPC 4, and the input side outer lead (input terminal) 41 of the TPC 4 is connected to the electrode of the wiring board 5. It is connected.
【００１９】次に、図２、３を参照してこの実施例が従
来のものと異なる部分について説明する。なお、図２、
３は図１のＡ−Ａ線による断面図である。Next, with reference to FIGS. 2 and 3, the difference between this embodiment and the conventional one will be described. Note that FIG.
3 is a sectional view taken along the line AA of FIG.
【００２０】図２において、液晶パネル１は、パネル固
定板２の上面に配置された弾性部材３の上に、丁度、該
弾性部材３が前記液晶パネル１の表示領域を囲むように
配置・固定されている。この構造はパネル固定板２の上
面に、硬化した後に弾性を示すゴム系（シリコーンゴム
など）の接着剤を枠状に塗布し、その上に液晶パネル１
をのせて接着することによって製作される。そして、配
線基板５を液晶パネル１の電極端子１１の配列方向に平
行に２等分する線よりも前記液晶パネル１から遠い側を
支持するようにパネル固定板２に、本発明の第１の支持
部にあたるリブ６１を設けておく。In FIG. 2, the liquid crystal panel 1 is arranged and fixed on the elastic member 3 arranged on the upper surface of the panel fixing plate 2 so that the elastic member 3 just surrounds the display area of the liquid crystal panel 1. Has been done. In this structure, a rubber-based (silicone rubber or the like) adhesive that exhibits elasticity after curing is applied in a frame shape on the upper surface of the panel fixing plate 2, and then the liquid crystal panel 1 is applied thereon.
It is manufactured by placing and bonding. The panel fixing plate 2 is provided on the panel fixing plate 2 so as to support the wiring substrate 5 on the side farther from the liquid crystal panel 1 than the line that bisects the wiring substrate 5 in parallel with the arrangement direction of the electrode terminals 11 of the liquid crystal panel 1. A rib 61 corresponding to the support portion is provided.
【００２１】また、図３に示すように、液晶パネル１の
上方には表示板９が配置され、前記表示板９は表示板支
持部材１０に、表示板支持部材１０はパネル固定板２に
それぞれ固定されている。そして、該表示板支持部材１
０と前記配線基板５の間で、かつ前記配線基板５を前記
電極端子１１の配列方向に平行に２等分する線よりも液
晶パネルから遠い側に、本発明の第２の支持部にあたる
弾性部材６２を配置する。Further, as shown in FIG. 3, a display plate 9 is arranged above the liquid crystal panel 1, the display plate 9 being a display plate supporting member 10 and the display plate supporting member 10 being a panel fixing plate 2. It is fixed. Then, the display board support member 1
0 and the wiring board 5, and on the side farther from the liquid crystal panel than the line that bisects the wiring board 5 in parallel with the arrangement direction of the electrode terminals 11 is the elasticity that corresponds to the second supporting portion of the present invention. The member 62 is arranged.
【００２２】次に、このような配置をとることの効果に
ついて図６、７を使って説明をする。例えば液晶装置に
＋Ｙ方向の落下衝撃が加わった場合、まず落下の衝撃に
よって液晶パネル１に負荷が加わり、液晶パネル１は図
１の＋Ｙ方向に移動し、同時にパネル固定板２が弓なり
に変形し、接着剤３は圧縮される。Next, the effect of taking such an arrangement will be described with reference to FIGS. For example, when the liquid crystal device receives a drop impact in the + Y direction, a load is first applied to the liquid crystal panel 1 due to the impact of the drop, the liquid crystal panel 1 moves in the + Y direction in FIG. 1, and at the same time, the panel fixing plate 2 is deformed into a bow. , The adhesive 3 is compressed.
【００２３】この時のパネル固定板２の変形と接着剤３
の縮みにより、パネル固定板２に固定されている液晶パ
ネル１と配線基板５の相対位置が変化するが、配線基板
５を支持しているリブ６１は前記配線基板５の前記配線
基板５を前記端子１１の配列方向に平行に２等分する線
よりも、液晶パネルから遠い側に配置されているため、
配線基板５が回転方向に移動する。これによりＴＣＰ４
へのストレスを小さくする事ができる。これにより、Ｔ
ＣＰ４の破壊や、接合部の外れを未然に防ぐことができ
る。Deformation of the panel fixing plate 2 and the adhesive 3 at this time
The relative position of the liquid crystal panel 1 fixed to the panel fixing plate 2 and the wiring board 5 changes due to the shrinkage of the wiring board 5. Since it is arranged on the side farther from the liquid crystal panel than the line that bisects the terminals 11 in parallel to the arrangement direction,
The wiring board 5 moves in the rotation direction. This allows TCP4
The stress on the can be reduced. This gives T
It is possible to prevent the CP4 from breaking and the joint from coming off.
【００２４】また、図４、５に示すように前記リブ６１
を少なくとも、配線基板５の前記電極端子の配列方向と
平行方向の両端とその略中央に設けておけば、落下の衝
撃によって配線基板５自体が変形し、ＴＣＰ４にストレ
スがかからず破壊に至ることがなくなる。Also, as shown in FIGS.
Are provided at least at both ends of the wiring board 5 in the direction parallel to the arrangement direction of the electrode terminals and substantially at the center thereof, the wiring board 5 itself is deformed by the impact of the drop, and the TCP 4 is not stressed and is destroyed. Will disappear.
【００２５】また、−Ｙ方向の落下についても、表示板
支持部材１０と前記配線基板５の間で、かつ前記配線基
板５を前記電極端子１１の配列方向に平行に２等分する
線よりも液晶パネル１から遠い側に弾性部材６２を配置
しているため、配線基板５が回転方向に移動する。Also, regarding the drop in the -Y direction, a line that bisects the wiring board 5 between the display board support member 10 and the wiring board 5 and parallel to the arrangement direction of the electrode terminals 11 is used. Since the elastic member 62 is arranged on the side far from the liquid crystal panel 1, the wiring board 5 moves in the rotation direction.
【００２６】これによりＴＣＰ４へのストレスを小さく
することができ、ＴＣＰ４の破壊や接合部の外れを未然
に防ぐことができる。As a result, the stress on the TCP 4 can be reduced, and the breakage of the TCP 4 and the detachment of the joint can be prevented.
【００２７】また、弾性部材６２を少なくとも、配線基
板５の前記電極端子の配列方向と平行方向の両端とその
中央に設けておけば、落下の衝撃によって配線基板５自
体が変形し、ＴＣＰ４にストレスがかからず破壊に至る
ことがなくなる。Further, if the elastic members 62 are provided at least at both ends in the direction parallel to the arrangement direction of the electrode terminals of the wiring board 5 and at the center thereof, the wiring board 5 itself is deformed by the impact of the drop, and the TCP 4 is stressed. It will not be destroyed and will not be destroyed.
【００２８】また、前記液晶パネルの少なくとも１辺に
複数個の前記ＴＣＰ４が接続されている液晶表示装置に
おいて、弾性部材６２を隣り合うＴＣＰ４の間に設けた
ことにより、ＴＣＰ４と弾性部材６２がぶつかることが
なく、ＴＣＰ４に余計なストレスをかけないですむ。ま
た、前記配線基板５の支持部（リブ６１、弾性部材６
２）を前記ＴＣＰ４の入力端子４１上や前記ＴＣＰの入
力端子４１の真下、真上に設けることにより、配線基板
５の電気素子の実装領域を狭めることがない。Further, in the liquid crystal display device in which a plurality of TCP4 are connected to at least one side of the liquid crystal panel, the elastic member 62 is provided between the adjacent TCP4, so that the TCP4 and the elastic member 62 collide with each other. No more stress on TCP4. Further, the supporting portion of the wiring board 5 (rib 61, elastic member 6
By providing 2) above the input terminal 41 of the TCP 4 and directly below or above the input terminal 41 of the TCP 4, the mounting area of the electric element of the wiring board 5 is not narrowed.
【００２９】そして、配線基板５の上下の支持部位の距
離は、配線基板５の厚さより大きくなっているので、配
線基板５と支持部位との間に必ず隙間ができる構成とな
っている。Since the distance between the upper and lower supporting portions of the wiring board 5 is larger than the thickness of the wiring board 5, there is always a gap between the wiring board 5 and the supporting portion.
【００３０】このため、配線基板５の移動は図中の±
Ｘ、Ｚ方向には自由で、±Ｙ方向には軽く拘束される。
液晶パネル１が衝撃により±Ｘ、Ｚ方向に移動したとし
ても配線基板５の移動は±Ｘ、Ｚ方向には自由で、±Ｙ
方向には軽く拘束されている程度であるため、配線基板
５は液晶パネルと一緒に移動し、両者の相対的な位置が
変化することがなく、ＴＣＰ４の破壊や接合部の外れを
未然に防ぐことができる。For this reason, the movement of the wiring board 5 is limited to ±
It is free in the X and Z directions and is lightly restrained in the ± Y directions.
Even if the liquid crystal panel 1 is moved in the ± X and Z directions by an impact, the wiring board 5 can be freely moved in the ± X and Z directions, and ± Y.
Since the wiring board 5 is slightly restrained in the direction, the wiring board 5 moves together with the liquid crystal panel and the relative positions of the two do not change, and the TCP 4 is prevented from being broken or the joint is detached. be able to.
【００３１】なお、この実施例は、液晶パネル１の液晶
材料の種類に依存しない。This embodiment does not depend on the kind of liquid crystal material of the liquid crystal panel 1.
【００３２】また、液晶パネル１、パネル固定板２間の
弾性部材３はシリコーンゴム系の接着剤で液晶パネル１
とパネル固定板２とを接着することによって製作した
が、製作方法、及び固定方法はこの限りではない。Further, the elastic member 3 between the liquid crystal panel 1 and the panel fixing plate 2 is made of a silicone rubber adhesive and is used as the liquid crystal panel 1.
The panel fixing plate 2 and the panel fixing plate 2 are bonded to each other, but the manufacturing method and the fixing method are not limited to this.
【００３３】また、パネル固定板２の代わりに、バック
ライトユニットを配置してもよい。バックライトユニッ
トの種類は直下型、中実の導光体を使用したサイドライ
ト方式、及び中空の導光体を使用したサイドライト方式
でもかまわない。A backlight unit may be arranged instead of the panel fixing plate 2. The type of the backlight unit may be a direct type, a side light system using a solid light guide, or a side light system using a hollow light guide.
【００３４】また、パネル固定板２に設けたリブ、及
び、表示板支持部材１０と前記配線基板５の間に配置し
た例えば弾性部材は、特に材質や硬度を限定しない。The ribs provided on the panel fixing plate 2 and, for example, the elastic members arranged between the display plate supporting member 10 and the wiring board 5 are not particularly limited in material and hardness.
【００３５】また、液晶パネル１の上方に配置した表示
板９は、無くてもかまわない。Further, the display plate 9 arranged above the liquid crystal panel 1 may be omitted.
【００３６】[0036]
【発明の効果】以上説明したように、本発明によると、
強い衝撃や振動が液晶表示装置に加わっても、ＴＰＣの
破壊や電気的接合部の外れを防ぐことができる。As described above, according to the present invention,
Even if a strong shock or vibration is applied to the liquid crystal display device, it is possible to prevent the TPC from being broken and the electrical joint from coming off.
【００３７】また、配線基板と上下の支持部との間に隙
間を設けたので、液晶パネルが衝撃により水平方向移動
してもＴＣＰの破壊や電気的接合部の外れを防ぐことが
できる。Further, since the gap is provided between the wiring board and the upper and lower supporting portions, even if the liquid crystal panel moves in the horizontal direction due to the impact, it is possible to prevent the TCP from being broken and the electrical connection portion from coming off.
【図１】本発明の１実施例の液晶表示装置の平面図であ
る。FIG. 1 is a plan view of a liquid crystal display device according to an embodiment of the present invention.
【図２】図１に示す液晶表示装置のＡ−Ａ線による断面
図である。FIG. 2 is a cross-sectional view taken along the line AA of the liquid crystal display device shown in FIG.
【図３】同じく、図１に示す液晶表示装置のＡ−Ａ線に
よる断面図で、図１では不図示の部分を含む図である。3 is a sectional view taken along line AA of the liquid crystal display device shown in FIG. 1, and is a diagram including a portion not shown in FIG.
【図４】図１に示す液晶表示装置のＢ−Ｂ線による断面
図である。4 is a cross-sectional view taken along the line BB of the liquid crystal display device shown in FIG.
【図５】同じく、図１に示す液晶表示装置のＢ−Ｂ線に
よる断面図で、図１では不図示の部分を含む図である。5 is a sectional view taken along line BB of the liquid crystal display device shown in FIG. 1, and is a diagram including a portion not shown in FIG.
【図６】本実施例による液晶表示装置が＋Ｙ方向に外力
が加わったときの状態を説明する図である。FIG. 6 is a diagram illustrating a state of the liquid crystal display device according to the present embodiment when an external force is applied in the + Y direction.
【図７】本実施例による液晶表示装置が−Ｙ方向に外力
が加わったときの状態を説明する図である。FIG. 7 is a diagram illustrating a state of the liquid crystal display device according to the present embodiment when an external force is applied in the −Y direction.
【図８】従来の液晶表示装置の平面図である。FIG. 8 is a plan view of a conventional liquid crystal display device.
【図９】図８に示す液晶表示装置のＣ−Ｃ線による断面
図である。9 is a cross-sectional view taken along line CC of the liquid crystal display device shown in FIG.
【図１０】図８に示す液晶表示装置のＤ−Ｄ線による断
面図である。10 is a cross-sectional view taken along line DD of the liquid crystal display device shown in FIG.
【図１１】図８に示す液晶表示装置が＋Ｙ方向殻が威力
が加わったときの状態を説明する図である。FIG. 11 is a diagram illustrating a state where the + Y direction shell of the liquid crystal display device shown in FIG. 8 is exerted with power.
１ 液晶パネル ２ パネル固定板 ３ ゴム系接着剤 ４ ＴＣＰ ４ａ ドライバーＩＣ ５ 配線基板 ９ 表示板 １０ 表示板支持部材 １１ 液晶パネルの電極端子 ４１ ＴＣＰの入力端子 ６１ リブ（第１の支持部） ６２ 弾性部材（第２の支持部） 1 Liquid Crystal Panel 2 Panel Fixing Plate 3 Rubber Adhesive 4 TCP 4a Driver IC 5 Wiring Board 9 Display Board 10 Display Board Supporting Member 11 Liquid Crystal Panel Electrode Terminal 41 TCP Input Terminal 61 Rib (First Supporting Section) 62 Elasticity Member (second support)
Claims (9)
駆動素子を搭載したテープキャリアと、前記駆動素子に
電力・信号を供給する配線基板と、前記液晶パネル及び
前記配線基板を固定・支持する固定板とを備え、前記テ
ープキャリアの出力端子が前記液晶パネルの周辺部に設
けられた電極端子に接続され、前記テープキャリアの入
力端子が前記配線基板に接続された液晶表示装置におい
て、 前記配線基板を液晶パネル方向に２等分する線よりも液
晶パネルから遠い側に該配線基板を支持する第１の支持
部を設けたことを特徴とする液晶表示装置。1. A liquid crystal panel, a tape carrier on which a drive element for driving the liquid crystal panel is mounted, a wiring board for supplying power and signals to the drive element, and the liquid crystal panel and the wiring board are fixed and supported. A liquid crystal display device comprising: a fixing plate, wherein an output terminal of the tape carrier is connected to an electrode terminal provided in a peripheral portion of the liquid crystal panel, and an input terminal of the tape carrier is connected to the wiring board. A liquid crystal display device, comprising: a first supporting portion for supporting the wiring board on a side farther from the liquid crystal panel than a line that divides the board in the direction of the liquid crystal panel.
られた３カ所以上からなる凸部であること特徴とする請
求項１記載の液晶表示装置。2. The liquid crystal display device according to claim 1, wherein the first supporting portion is a convex portion provided at three or more places provided on the fixing plate.
リア間に設けたことを特徴とする請求項１又は２記載の
液晶表示装置。3. The liquid crystal display device according to claim 1, wherein the first support portion is provided between adjacent tape carriers.
力端子の真下に設けたことを特徴とする請求項１又は２
記載の液晶表示装置。4. The first support portion is provided directly below an input terminal of a tape carrier.
The described liquid crystal display device.
対向する位置に、該配線基板を支持するための第２の支
持部を設けたことを特徴とする請求項１記載の液晶表示
装置。5. The liquid crystal according to claim 1, wherein a second support portion for supporting the wiring board is provided at a position facing the first support portion with the wiring board interposed therebetween. Display device.
に配置された表示板支持部材に設けられていることを特
徴とする請求項５記載の液晶表示装置。6. The liquid crystal display device according to claim 5, wherein the second support portion is provided on a display plate support member arranged on an upper surface of the liquid crystal panel.
は、弾性部材で構成されていることを特徴とする請求項
５又は６記載の液晶表示装置。7. The liquid crystal display device according to claim 5, wherein at least one of the first and second supporting portions is made of an elastic member.
第２の支持部との間にはそれぞれ若干の隙間が形成され
ていることを特徴とする請求項１〜７記載の液晶表示装
置。8. The liquid crystal display according to claim 1, wherein a slight gap is formed between the wiring board and each of the first support portion and the second support portion. apparatus.
で構成されていることを特徴とする請求項１記載の液晶
表示装置。9. The liquid crystal display device according to claim 1, wherein the liquid crystal panel is a ferroelectric liquid crystal panel.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP07048700A JP3139601B2 (en) | 1995-03-08 | 1995-03-08 | Liquid crystal display |
| EP96301416A EP0731372B1 (en) | 1995-03-08 | 1996-03-01 | Display apparatus comprising board-supporting structures |
| DE69617499T DE69617499T2 (en) | 1995-03-08 | 1996-03-01 | Display device with holders for a circuit board |
| US08/610,415 US5933206A (en) | 1995-03-08 | 1996-03-04 | Display apparatus characterized by circuit board-supporting structure |
| KR1019960005912A KR100309981B1 (en) | 1995-03-08 | 1996-03-07 | Display device having a circuit board support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP07048700A JP3139601B2 (en) | 1995-03-08 | 1995-03-08 | Liquid crystal display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08248433A true JPH08248433A (en) | 1996-09-27 |
| JP3139601B2 JP3139601B2 (en) | 2001-03-05 |
Family
ID=12810593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP07048700A Expired - Fee Related JP3139601B2 (en) | 1995-03-08 | 1995-03-08 | Liquid crystal display |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5933206A (en) |
| EP (1) | EP0731372B1 (en) |
| JP (1) | JP3139601B2 (en) |
| KR (1) | KR100309981B1 (en) |
| DE (1) | DE69617499T2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5808707A (en) * | 1995-03-01 | 1998-09-15 | Canon Kabushiki Kaisha | Display apparatus |
| JP3678918B2 (en) * | 1998-06-18 | 2005-08-03 | 株式会社リコー | Liquid crystal display device, holding member for liquid crystal display device, and assembly structure of liquid crystal display device |
| JP3025256B1 (en) * | 1999-02-24 | 2000-03-27 | 松下電器産業株式会社 | Mounting method of TCP film on display panel |
| US7139027B1 (en) * | 2000-09-25 | 2006-11-21 | Eastman Kodak Company | Camera having removable display provided on an image bearing medium |
| US7173678B2 (en) * | 2004-06-25 | 2007-02-06 | Northrop Grumman Corporation | Non-ruggedized COTS display packaging for severe environment applications |
| KR101095638B1 (en) * | 2004-08-10 | 2011-12-19 | 삼성전자주식회사 | Backlight assembly and liquid crystal display device having the same |
| CN207783372U (en) * | 2018-01-26 | 2018-08-28 | 佳能企业股份有限公司 | Electronic device and its stop configurations |
| CN116149093B (en) * | 2023-04-23 | 2023-07-07 | 深圳赛仕电子科技有限公司 | Breakage-proof TFT display panel bearing device |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6259922A (en) * | 1985-09-10 | 1987-03-16 | Canon Inc | Ferroelectric liquid crystal element |
| DE3852563T2 (en) * | 1987-05-01 | 1995-05-11 | Canon Kk | Method of connecting an external circuit and packaging structure. |
| JPS63316885A (en) * | 1987-06-19 | 1988-12-26 | キヤノン株式会社 | External circuit connection structure for liquid crystal panel |
| JP2607545B2 (en) * | 1987-10-02 | 1997-05-07 | 株式会社日立製作所 | Liquid crystal display |
| JPH02264223A (en) * | 1989-04-05 | 1990-10-29 | Matsushita Electric Ind Co Ltd | Ferroelectric liquid crystal display device |
| US5150231A (en) * | 1989-12-29 | 1992-09-22 | Canon Kabushiki Kaisha | Impact resistant ferroelectric liquid crystal apparatus |
| JPH03289628A (en) * | 1990-04-06 | 1991-12-19 | Sharp Corp | Panel display device |
| JPH0540274A (en) * | 1990-09-13 | 1993-02-19 | Canon Inc | Liquid crystal device |
| JPH05196952A (en) * | 1991-10-02 | 1993-08-06 | Canon Inc | Structure and method for electric connection |
| US5313318A (en) * | 1991-11-04 | 1994-05-17 | Apple Computer, Inc. | Internal frame for a liquid crystal display not extending to the upper surface thereof, light guide and circuitry assembly |
| TW232065B (en) * | 1992-04-16 | 1994-10-11 | Sharp Kk | |
| EP0600279B1 (en) * | 1992-11-12 | 1999-02-24 | Canon Kabushiki Kaisha | Liquid crystal display device |
| DE69331873T2 (en) * | 1992-12-26 | 2002-11-14 | Canon Kk | liquid crystal apparatus |
| EP0638832B1 (en) * | 1993-08-10 | 2000-03-22 | Canon Kabushiki Kaisha | Liquid crystal display apparatus |
-
1995
- 1995-03-08 JP JP07048700A patent/JP3139601B2/en not_active Expired - Fee Related
-
1996
- 1996-03-01 EP EP96301416A patent/EP0731372B1/en not_active Expired - Lifetime
- 1996-03-01 DE DE69617499T patent/DE69617499T2/en not_active Expired - Fee Related
- 1996-03-04 US US08/610,415 patent/US5933206A/en not_active Expired - Fee Related
- 1996-03-07 KR KR1019960005912A patent/KR100309981B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US5933206A (en) | 1999-08-03 |
| JP3139601B2 (en) | 2001-03-05 |
| KR100309981B1 (en) | 2002-11-18 |
| KR960035389A (en) | 1996-10-24 |
| EP0731372A2 (en) | 1996-09-11 |
| DE69617499T2 (en) | 2002-05-16 |
| EP0731372B1 (en) | 2001-12-05 |
| DE69617499D1 (en) | 2002-01-17 |
| EP0731372A3 (en) | 1997-07-16 |
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